Base | Representation |
---|---|
bin | 100110101101100000… |
… | …0100111001010011101 |
3 | 21221120120010212000102 |
4 | 1031123000213022131 |
5 | 2330223101000233 |
6 | 102105011310445 |
7 | 6002033046050 |
oct | 1153300471235 |
9 | 257516125012 |
10 | 83131265693 |
11 | 3228a483373 |
12 | 141405ab425 |
13 | 7abaa88c58 |
14 | 4048990a97 |
15 | 22683411e8 |
hex | 135b02729d |
83131265693 has 8 divisors (see below), whose sum is σ = 95014211712. Its totient is φ = 71250082416.
The previous prime is 83131265663. The next prime is 83131265699. The reversal of 83131265693 is 39656213138.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 83131265693 - 234 = 65951396509 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83131265699) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338030 + ... + 529647.
It is an arithmetic number, because the mean of its divisors is an integer number (11876776464).
Almost surely, 283131265693 is an apocalyptic number.
It is an amenable number.
83131265693 is a deficient number, since it is larger than the sum of its proper divisors (11882946019).
83131265693 is a wasteful number, since it uses less digits than its factorization.
83131265693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 881371.
The product of its digits is 699840, while the sum is 47.
The spelling of 83131265693 in words is "eighty-three billion, one hundred thirty-one million, two hundred sixty-five thousand, six hundred ninety-three".
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